[16-Apr-2019 21:07:02] NOTICE: child 4415 stopped for tracing
[16-Apr-2019 21:07:02] NOTICE: about to trace 4415
[16-Apr-2019 21:07:02] NOTICE: finished trace of 4415
[16-Apr-2019 21:07:02] NOTICE: child 4427 stopped for tracing
[16-Apr-2019 21:07:02] NOTICE: about to trace 4427
[16-Apr-2019 21:07:02] NOTICE: finished trace of 4427
[16-Apr-2019 21:07:02] NOTICE: child 4445 stopped for tracing
[16-Apr-2019 21:07:02] NOTICE: about to trace 4445
[16-Apr-2019 21:07:02] NOTICE: finished trace of 4445
[16-Apr-2019 21:07:02] NOTICE: child 4449 stopped for tracing
[16-Apr-2019 21:07:02] NOTICE: about to trace 4449
[16-Apr-2019 21:07:02] NOTICE: finished trace of 4449
[16-Apr-2019 21:08:43] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 8 children, there are 0 idle, and 5 total children
[16-Apr-2019 21:08:44] WARNING: [pool www] server reached pm.max_children setting (6), consider raising it